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source: branches/Scheduling/HeuristicLab.Encodings.ScheduleEncoding/3.3/PriorityRulesVector/PRVRandomCreator.cs @ 6406

Last change on this file since 6406 was 6406, checked in by jhelm, 13 years ago

#1329: Applied suggestions from codereview. Added unit-tests. Renamed encoding-project.

File size: 3.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Data;
25using HeuristicLab.Optimization;
26using HeuristicLab.Parameters;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29
30namespace HeuristicLab.Encodings.ScheduleEncoding.PriorityRulesVector {
31  [Item("PriorityRulesRandomCreator", "Creator class used to create PRV encoding objects for scheduling problems.")]
32  [StorableClass]
33  public class PRVRandomCreator : ScheduleCreator<PRVEncoding>, IStochasticOperator {
34    [Storable]
35    public IntValue NrOfRules { get; set; }
36
37    public ILookupParameter<IRandom> RandomParameter {
38      get { return (LookupParameter<IRandom>)Parameters["Random"]; }
39    }
40    public IValueLookupParameter<IntValue> JobsParameter {
41      get { return (IValueLookupParameter<IntValue>)Parameters["Jobs"]; }
42    }
43    public IValueLookupParameter<IntValue> ResourcesParameter {
44      get { return (IValueLookupParameter<IntValue>)Parameters["Resources"]; }
45    }
46
47
48    [StorableConstructor]
49    protected PRVRandomCreator(bool deserializing) : base(deserializing) { }
50    protected PRVRandomCreator(PRVRandomCreator original, Cloner cloner)
51      : base(original, cloner) {
52      this.NrOfRules = cloner.Clone(original.NrOfRules);
53    }
54    public override IDeepCloneable Clone(Cloner cloner) {
55      return new PRVRandomCreator(this, cloner);
56    }
57    public PRVRandomCreator()
58      : base() {
59      NrOfRules = new IntValue(10);
60      Parameters.Add(new LookupParameter<IRandom>("Random", "The pseudo random number generator."));
61      Parameters.Add(new ValueLookupParameter<IntValue>("Jobs", "The number of jobs handled in this problem instance."));
62      Parameters.Add(new ValueLookupParameter<IntValue>("Resources", "The number of resources used in this problem instance."));
63      ScheduleEncodingParameter.ActualName = "PriorityRulesVector";
64    }
65
66
67    protected override PRVEncoding CreateSolution() {
68      IntValue nrOfJobs = new IntValue(JobsParameter.ActualValue.Value);
69      IntValue nrOfResources = new IntValue(ResourcesParameter.ActualValue.Value);
70      PRVEncoding solution = new PRVEncoding(nrOfJobs.Value * nrOfResources.Value, RandomParameter.ActualValue, 0, NrOfRules.Value, NrOfRules);
71      return solution;
72    }
73  }
74}
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